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Emerald and Stibiotantalite Physical Properties


Stibiotantalite and Emerald Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Hard   
Not Available   

Specific Gravity
2.67-2.78   
Not Available   

Fracture
Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001)   
ConchoidalAnthony et al, Handbook of mineralogy (2001), ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal   

Cleavage
Imperfect on the [0001]   
{???} Perfect   

Mohs Hardness
7.5-8   
5.5-6   

Chemical Composition
Be3Al2SiO6   
SbTaO 4Ulrich Henn and Claudio C.   

Optical Properties >>
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Emerald and Stibiotantalite Chemical Formula

While comparing Emerald and Stibiotantalite physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Emerald and Stibiotantalite chemical formula.

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Emerald and Stibiotantalite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Emerald and Stibiotantalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Emerald and Stibiotantalite Optical Properties during the identification of gemstone. Specific gravity of Emerald is Not Available whereas that of Stibiotantalite is Not Available.

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